Cooling fan



FIG. 1 is a front view of the cooling fan embodying our new ornamentaldesign and with environmental structure shown in phantom.

FIG. 2 is a rear view of the cooling fan shown in FIG. 1.

FIG. 3 is a cross sectional view showing one blade.

FIG. 4 is another cross sectional view with the cooling fan invertedshowing one blade.

FIG. 5 is an edge view of a blade.

FIG. 6 is the view of FIG. 5 inverted.

FIG. 7 is a perspective view of the cooling fan showing one blade inisolation.

FIG. 8 is a front view of a single cooling fan blade similar to the viewin FIG. 1 but without the environmental structure shown in phantom.

FIG. 9 is a rear view of a single cooling fan blade similar to the viewin FIG. 2 but without the environmental structure shown in phantom.

FIG. 10 is a side view of a single cooling fan blade similar to the viewin FIG. 3 but without the environmental structure shown in phantom.

FIG. 11 is a inverted view of a single cooling fan blade similar to theview in FIG. 4 but without the environmental structure shown in phantom.

FIG. 12 is a edge view of a single cooling fan blade similar to the viewin FIG. 5 but without the environmental structure shown in phantom.

FIG. 13 is an inverted edge view of a single cooling fan blade similarto the view in FIG. 6 but without the environmental structure shown inphantom.

FIG. 14 is a perspective view of a single cooling fan blade indicatingthe location of cross-sectional views A-A and B-B found in FIGS. 15 and16 respectively.

FIG. 15 is a cross-sectional view of the blade shown in FIG. 14 fromlocation A-A; and,

FIG. 16 is a cross-sectional view of the blade shown in FIG. 14 fromlocation B-B.

The broken lines in the drawings depict environmental subject matteronly and form no part of the claimed design.

CLAIM The ornamental design for a cooling fan, as shown and described.